Home / 598,080,030.80-897,521,287.80-209,902,110.80

Finding the Fourth Proportional to 598,080,030.80, 897,521,287.80 and 209,902,110.80

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Solution

The fourth proportional to 598,080,030.80, 897,521,287.80 and 209,902,110.80 is: 314,993,985.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,080,030.80 : 897,521,287.80 = 209,902,110.80 : x
  2. Step 2: Convert to fraction form
    598,080,030.80/897,521,287.80 = 209,902,110.80/x
  3. Step 3: Cross multiply
    598,080,030.80x = 897,521,287.80 × 209,902,110.80
  4. Step 4: Simplify right side
    598,080,030.80x = 188,391,612,797,154,304
  5. Step 5: Solve for x
    x = 188,391,612,797,154,304/598,080,030.80
  6. Step 6: Final answer
    x = 314,993,985.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.